What kind of energy is released when fuels are burned?

A. Chemical

B. Thermal

C. Electrical

D. Electromagnet

The precision of a measuring instrument is based on the fineness of its scale subdivisions. True False

Changing subscripts on the product but not on the reactant side is a good way to balance a equation. True or False?

Are fruit battery's good for the enviorment

What is a technique that involves putting a healthy copy of gene into cells that have a defective copy of the same gene.

What elements have the most similar chemical properties

A 0.642g sample of an unknown gas was collected over water at 25.0°C and 1.04 atm. The collection cylinder contained 151.3 mL of gas after the sample was released. Find the molar mass of the unknown gas.

When the energy of a sound wave is transferred to a particle of a medium and causes it to vibrate and generate heat the sound wave is

Which two factors determine sound intensity? A the wave's frequency and speed B the wave's amplitude and the distance from the sound source C the wave's amplitude and speed D the wave's frequency and the distance from the sound source

The electrical wires in your home use what type of circuits? parallel circuits series circuits

In the actual co2 molecule the best description of the number of bonds between c-o atoms is